/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */

package servlets;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import presenter.Presenter;

/**
 *
 * @author root
 */
public class Add extends HttpServlet {

    /**
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
     * methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        doPost(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        HttpSession session = request.getSession();
        String login = (String) session.getAttribute("login");
        ArrayList<String> contacts=(ArrayList<String>) session.getAttribute("contacts");
        String newContact = request.getParameter("name");
        int i =0;
        boolean trouve=false;
        while (i<contacts.size()&&!trouve){
            if(contacts.get(i).equals(newContact)){
                trouve=true;
            }
            i++;
        }
        if(!trouve){
            Presenter.addContactDemand((String) session.getAttribute("login"), newContact);
            HttpSession destSession = null;
            i = 0;
            boolean existe = false;
            while (i<ConnectedServlet.sessions.size()&&!existe){
                if(ConnectedServlet.sessions.get(i).getAttribute("login").equals(newContact)){
                    destSession =ConnectedServlet.sessions.get(i);
                    existe=true;
                }
                i++;
            }
            if(existe){
                ArrayList<String> newDemande = (ArrayList<String>) destSession.getAttribute("demandeContact");
                newDemande.add((String) session.getAttribute("login"));
                destSession.setAttribute("demandeContact", newDemande);
                ArrayList<String> demandeAccepte = (ArrayList<String>) session.getAttribute("demandeAccepte");
                demandeAccepte.add(newContact);
                session.setAttribute("demandeAccepte", demandeAccepte);
            }
        }
        session.setAttribute("contacts", contacts);
        request.setAttribute("thisSession", session);
        request.setAttribute("waitingFile", Presenter.getWaitingFile(login));
        String demand = "true";
        request.setAttribute("demand", demand);
        RequestDispatcher d =request.getRequestDispatcher("/WEB-INF/contactadded.jsp");
        d.forward(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

    private Boolean Boolean(boolean b) {
        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
    }

}
